The Brembo GT big brake kit for 2014–2018 GMC Sierra 1500 (with aluminum knuckles) front applications includes six-piston cast calipers and two-piece 380x34 mm rotors. These rotors are drilled and the kit is shown in a black finish for front fitment. The overview highlights rotor construction, caliper count and the explicit Sierra fitment for shopper clarity.
Brembo 14-18 1500 Sierra (w/ Alum Knuckles) Fr GT BBK 6Pis Cast 2pc 380x34 2pc Rtr Drill-Black